*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: Arial, sans-serif;
}
/* 头部 */
header{
    background-color: #333;
    color: white;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 10px 80px;
}
.header-logo{
    font-size: 24px;
}
nav ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

nav ul li{
    list-style-type: none;
    margin-left: 20px;
}
nav ul li a{
    text-decoration: none;
    color: white;
}


/* 主要内容 */
/* 英雄部分 */
.hero{
    background-color:  #1F2937;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding:80px;
}

@media (min-width:1000px) {
    .hero{
        gap: auto;
        justify-content: space-around;
    }
}

.hero-text{
    display: flex;
    flex-direction: column;
    width: 400px;
    color: white;
}

.hero-text h1{
    font-size: 30px;
    width: 300px;
}
.hero-text p{
    font-size: 12px;    
}